diff --git a/Makefile b/Makefile
index bdd11c4..6e449c8 100644
--- a/Makefile
+++ b/Makefile
@@ -35,7 +35,7 @@ DOTOS = src/cpu.o \
 	src/monitor.o \
 	src/romram.o \
 	src/romram49.o \
-	src/saturn.o \
+	src/main.o \
 	src/serial.o \
 	src/x11.o \
 	src/x_func.o
diff --git a/src/saturn.c b/src/main.c
similarity index 100%
rename from src/saturn.c
rename to src/main.c